Omix proudly offers all the parts you need to keep your Willys/Jeep running like new with quality standards that always meet or exceed those of the factory part. This replacement crankshaft rear main oil sealwith housing fits 05-18 Grand Cherokee WK, 07-17 Compass / Patriot MK and 06-10 Commander XK models equipped with 5.7 and 6.1 liter engines. Replaces OE 5140028